Home / 51,508.18-71,073.16-30,001.46

Finding the Fourth Proportional to 51,508.18, 71,073.16 and 30,001.46

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Solution

The fourth proportional to 51,508.18, 71,073.16 and 30,001.46 is: 41,397.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,508.18 : 71,073.16 = 30,001.46 : x
  2. Step 2: Convert to fraction form
    51,508.18/71,073.16 = 30,001.46/x
  3. Step 3: Cross multiply
    51,508.18x = 71,073.16 × 30,001.46
  4. Step 4: Simplify right side
    51,508.18x = 2,132,298,704.99
  5. Step 5: Solve for x
    x = 2,132,298,704.99/51,508.18
  6. Step 6: Final answer
    x = 41,397.29

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.